<template>
  <view>
    <!-- 使用搜索组件 -->
    <view class="search-box">
      <my-search @click="gotoSearch"></my-search>
    </view>
    
   <!-- 轮播图 -->
   <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
     <swiper-item v-for="(item, index) in swiperList" :key="index">
       <!-- 点击图片，实现跳转 -->
       <navigator class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id">
         <image :src="item.image_src" mode=""></image>
       </navigator>
     </swiper-item>
   </swiper>
 
  <!-- 分类导航 -->
    <view class="nav-list">
      <view class="nav-item" v-for="(item, index) in navList" :key="index" @click="navClickHandler(item)">
        <image :src="item.image_src" mode="" class="nav-img"></image>
      </view>
    </view>
    
    <!-- 楼层结构 -->
    <view class="floor-list">
      <view class="floor-item" v-for="(item, index) in floorList">
        <!-- 头部标题 -->
          <image :src="item.floor_title.image_src" mode="" class="floor-title"></image>
        <!-- 楼层图片区域 -->
        <view class="product_list">
          <!-- 左侧图片 -->
          <navigator :url='item.product_list[0].url' class="left-box">
            <image :src="item.product_list[0].image_src" :style="{width: item.product_list[0].image_width + 'rpx'}" mode="widthFix"></image>
          </navigator >
          <!-- 右侧图片 -->
          <view class="right-box">
            <navigator :url="item1.url"  class="right-box-item" v-for="(item1, i1) in item.product_list" :key="i1" v-if="i1 !== 0">
              <image  :src="item1.image_src" mode="widthFix" :style="{width: item1.image_width + 'rpx'}"></image>
            </navigator >
            
          </view>
          
        </view>
        
      </view>
    </view>
    
    
    
   </view>
</template>

<script>
  import badgeMix from '@/mixins/tabbar-badge.js'
  export default {
    //徽标
    mixins:[badgeMix],
    data() {
      return {
        //存储轮播图数据
        swiperList: [],
        //分类导航数据
        navList: [],
        //楼层数据
        floorList: []
      }
    },
    onLoad () {
      this.getSwiperList (),
      this.getNavList (),
      this.getFloorList ()
    },
    methods: {
      //跳转到搜索页
      gotoSearch () {
        uni.navigateTo({
          url:'/subpkg/search/search'
        })
      },
      //发起请求，获取轮播图数据
      async getSwiperList () {
        const {data: res} = await uni.$http.get('/api/public/v1/home/swiperdata')
        // 3.2 请求失败
              if (res.meta.status !== 200) return uni.$showMsg()
              //请求成功赋值
              this.swiperList = res.message
      },
      //发起请求，获取分类导航数据
      async getNavList () {
        const {data: res} = await uni.$http.get('/api/public/v1/home/catitems')
        if(res.meta.status !== 200) return uni.$showMsg()
        //对数据进行处理
        
        this.navList = res.message
      },
      //发起请求，获取楼层数据
      async getFloorList () {
        const {data: res} = await uni.$http.get('/api/public/v1/home/floordata')
        if(res.meta.status !== 200) return uni.$showMsg()
        res.message.forEach(floor => {
            floor.product_list.forEach(prod => {
              prod.url = '/subpkg/goods_list/goods_list?' + prod.navigator_url.split('?')[1]
            })
          })
        this.floorList = res.message
      },
      //点击首页中的分类，跳转到tabbar中的分类
      navClickHandler(item) {
        if(item.name === '分类') {
          uni.switchTab({
            url: '/pages/cate/cate'
          })
        }
      },
    }
  }
</script>

<style lang="scss">
  swiper {
    height: 330rpx;
    .swiper-item, image {
      width: 100%;
      height: 100%;
    }
  }
  .nav-list {
    display: flex;
    justify-content: space-around;
    margin: 20rpx 0;
    .nav-img {
      width: 128rpx;
      height: 140rpx;
    }
  }
  .floor-title {
    width: 100%;
    height: 60rpx;
  }
  .product_list {
    display: flex;
    padding-left: 10rpx;
    .right-box {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-around;
    }
  }
  .search-box {
    //吸顶效果
    position: sticky;
    // position: fixed;
    top: 0;
    z-index: 999;
  }
  

</style>
